Philips AQ6585 provides high-quality portable sound. Enjoy dynamic bass with Dynamic Bass Boost or listen to your favorite FM and AM radio stations. You can also play your favorite cassettes with the built-in cassette player featuring automatic shutoff. Other features include a detachable belt clip for hands-free listening, a headphone socket for private listening, and a power-saving mode that extends battery life up to 18 hours with Philips POWERLIFE batteries.